非常值得学习的即时通讯软件，可以实现类QQ，msn等众多即时通讯软件一样的功能-Very worthwhile to learn instant messaging software that can be achieved class QQ, msn and many other features, like instant messaging software,

P2P即时通讯 仿MSN 支持文件传输+语音视频聊天 Delphi源码-Fake MSN Messenger support P2P file transfer+ voice video chat Delphi Source